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Marquise|Natural|IGI

1.00ct I IF Marquise Natural Diamond

EX • I/IF • IGI 749558500

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 749558500

Diamond specifications and retailer prices

From $3,335 USD
As of November 1, 2026
Save $3,274 USD (50%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,609 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 749558500. Listed at 16 retailers as of November 1, 2026, with prices from $3,335 to $6,609, a $3,274 spread on the same certified stone. NZ Jewellers lists it at $6,609. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 749558500
Dimensions11.12 × 5.05 × 3.13 mm
L/W Ratio2.20
Girdle conditionFaceted
Culet sizePointed
Top View
11.12 mm5.05 mm1.00 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 749558500
Side View
Table 56.0%Crown 34.4°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,630 USD|Low: $3,240 USD|High: $6,421 USD|Avg: $4,333 USD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5$3,335 USD
Retailer 7$3,502 USD
Retailer 8$3,939 USD
Retailer 2$3,997 USD
Retailer 4$4,250 USD
Retailer 6$4,459 USD
Retailer 1$4,630 USD
Retailer 3$6,327 USD

41 data points across 8 retailers

16 retailers$3,335 USD to $6,609 USD

A
Cheapest Retailer
-
$3,335 USD
A
Retailer 2
-
$3,368 USD
View
A
Retailer 3
-
$3,502 USD
View
Final sale: no returns
A
Retailer 4
-
$3,630 USD
View
A
Retailer 5
-
$3,700 USD
View
A
Retailer 6
-
$3,794 USD
View
Retailer 7
-
$3,794 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
$3,939 USD
View
A
Retailer 9
-
$3,939 USD
View
A
Retailer 10
-
$3,997 USD
View
A
Retailer 11
-
$4,250 USD
View
B+
Retailer 12
-
$4,377 USD
View
B+
Retailer 13
-
$4,630 USD
View
B+
Retailer 14
-
$4,861 USD
View
B
Retailer 15
-
$6,327 USD
View
Most Expensive
B
NZ Jewellers
11b366af-196a-4f81-96a8-773c4a18458e · Nov 5
$6,609 USD
View
15 more retailers have this diamond
Prices start from $3,335 USDSave up to $3,274 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.00ct Marquise
$3,335 USD